The Boomerang Nebula also called the Bow Tie Nebula and PGC 3074547, is a protoplanetary nebula, in the constellation Centaurus, is the coldest known region in the Universe. [1][2]

Is located 5,000 light-years away from Earth, and is coldest place in the Universe found so far. With a temperature of -272 degrees Celsius, it is only 1 degree warmer than absolute zero (the lowest limit for all temperatures). [1][2]